| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| second industrial revolution railroads | 1.21 | 0.3 | 5908 | 55 | 38 |
| second | 0.06 | 0.1 | 8757 | 74 | 6 |
| industrial | 0.14 | 0.3 | 6518 | 52 | 10 |
| revolution | 1.79 | 0.6 | 7542 | 21 | 10 |
| railroads | 1.03 | 1 | 1195 | 59 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| second industrial revolution railroads | 0.33 | 0.7 | 5070 | 4 |
| second industrial revolution train | 0.47 | 0.8 | 3462 | 57 |
| railroads in the industrial revolution | 0.76 | 0.9 | 5623 | 100 |
| second industrial revolution transportation | 0.98 | 0.7 | 755 | 17 |
| major railroads in the industrial revolution | 0.69 | 0.4 | 9291 | 42 |
| the second industrial revolution | 0.77 | 0.4 | 3565 | 75 |
| railroad system industrial revolution | 0.66 | 1 | 7295 | 95 |
| american industrial revolution railroad | 0.51 | 0.2 | 6522 | 65 |
| second industrial revolution united states | 1.24 | 0.5 | 4399 | 95 |
| the 2nd industrial revolution | 0.93 | 0.4 | 8924 | 17 |
| railways in the industrial revolution | 0.08 | 0.4 | 3069 | 36 |
| second american industrial revolution | 0.31 | 1 | 7969 | 43 |
| second industrial revolution developments | 0.39 | 0.5 | 9525 | 42 |
